想画x=(\[Pi]*4.91)/(44*Sqrt[9.8])*Cosh[(\[Pi]*32)/125.459*y]/
Sinh[(\[Pi]*32)/125.459] +
3/4*(\[Pi]*4.91)/(44*Sqrt[9.8])*(\[Pi]*4.91)/125.459*
Cosh[(64*\[Pi])/125.459*y]/Sinh[(32*\[Pi])/125.459]^4
Sinh[(\[Pi]*32)/125.459] +
3/4*(\[Pi]*4.91)/(44*Sqrt[9.8])*(\[Pi]*4.91)/125.459*
Cosh[(64*\[Pi])/125.459*y]/Sinh[(32*\[Pi])/125.459]^4
